Home / 35,615,891.60-53,423,837.40-31,789,516.40

Finding the Fourth Proportional to 35,615,891.60, 53,423,837.40 and 31,789,516.40

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Solution

The fourth proportional to 35,615,891.60, 53,423,837.40 and 31,789,516.40 is: 47,684,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,615,891.60 : 53,423,837.40 = 31,789,516.40 : x
  2. Step 2: Convert to fraction form
    35,615,891.60/53,423,837.40 = 31,789,516.40/x
  3. Step 3: Cross multiply
    35,615,891.60x = 53,423,837.40 × 31,789,516.40
  4. Step 4: Simplify right side
    35,615,891.60x = 1,698,317,955,178,233.25
  5. Step 5: Solve for x
    x = 1,698,317,955,178,233.25/35,615,891.60
  6. Step 6: Final answer
    x = 47,684,274.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.